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2results about How to "Reduce Radiation Risk" patented technology

A membrane-borne self-driven access device for online monitoring of αβ radioactive aerosols

This invention discloses a membrane-borne self-driven storage and retrieval device for online monitoring of αβ radioactive aerosols, relating to the technical field of aerosol storage equipment. It includes a storage chamber and a combination tray mechanism. The storage chamber has retrieval and placement ports on its side wall. The combination tray mechanisms are stacked within the storage chamber, with adjacent combination tray mechanisms connected and fixed by support pillars. A rotating sleeve is installed on the bottom combination tray mechanism, driven by an externally mounted motor. This invention designs each layer of the combination tray mechanism as an integrated top and bottom tray structure, with storage ports one and two respectively. This allows a single layer to simultaneously and independently store new membrane boxes and recycled old membrane boxes, achieving "dual-purpose storage" and effectively doubling the effective storage capacity. Combined with the rotatable sleeve design, the multi-layer combination tray mechanism can be cyclically positioned, allowing the retrieval and placement ports to sequentially connect to the storage positions on each layer, further maximizing the utilization of vertical space.
Owner:浙江省辐射环境监测站(生态环境部辐射环境监测技术中心)

Hot-cell waste packaging containers, shielding systems and shielding methods for hot-cell waste

PendingCN122091295AImprove connection tightnessReduce Radiation RiskClosure with auxillary devicesShieldingWaste processingThermodynamics
This invention relates to the technical field of radioactive waste treatment, and discloses a combined packaging container for radioactive waste in a hot chamber, a shielding system, and a method for shielding radioactive waste. The combined packaging container for radioactive waste in a hot chamber includes a transfer container, a sealing container, and a fixing mechanism. The transfer container has a gripping part on its periphery for a robotic arm to grip and empty the container. The sealing container includes a sealing cap and a sealing body. The sealing cap is closably connected to the sealing body, and the sealing body defines a sealing cavity for storing radioactive waste. The sealing cap has a first clamping position for connection to the robotic arm, and the sealing body has a second clamping position. The fixing mechanism has a clamping part and a movable part connected to each other. The clamping part is driven by the movable part to switch between a first position and a second position. The combined packaging container for radioactive waste in a hot chamber of this invention can improve the sealing performance of the sealing container and reduce the radiation risk of radioactive waste.
Owner:CHINA NUCLEAR POWER DESIGN COMPANY +1